Reliable Aftermarket Parts
Michigan, USA
Ships Within 24–48 Business Hours
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Locking Fuel Cap Fits Caterpillar Fits CAT 910 920 930 950 3497059 7X7700 7X-770
New Part
6-Month Warranty
Free Shipping*
30-Day Returns
Part Details
Condition
New Aftermarket
Warranty
6 Months
Ships From
Michigan, USA
Description

One New Aftermarket Replacement Locking Fuel Cap for Caterpillar (Cat) Heavy Equipment

This locking black fuel tank cap seals the fuel filler neck on a wide range of Caterpillar (Cat) construction, agriculture, and industrial equipment. The keyed locking design prevents fuel theft and contamination. Replaces OEM Caterpillar part numbers 7X-7700 (7X7700) and 349-7059 (3497059).

Specifications

  • Outer Diameter: 5-1/4 in.
  • Color: Black
  • Locking: Yes (keyed)

Compatible Models

Caterpillar Wheel Loaders: 910, 920, 930, 950, 960F, 962G, 962G II, 966F, 966F II, 966G, 966G II, 970F, 972G, 972G II, 980F, 980F II, 980G, 980G II, 988F, 988F II, 988G, 988H, 990, 990 II, 990H, 992D, 992G, 992K, 994, 910G, 938F, 938G, 938G II, IT38F, IT38G, IT38G II, IT62G, IT62G II, R1300, R1300G II, R1600, R1600G, R1700 II, R1700G, R2900, R2900G

Caterpillar Track-Type Tractors (Dozers): D3C III, D3G, D4C III, D4G, D4H, D4H III, D4H XL, D4HTSK III, D5C, D5C III, D5C PAT, D5C PATLGP, D5G, D5H, D5H XL, D5HTSK II, D5M, D5N, D6E, D6F SR, D6G, D6G SR, D6G2 LGP, D6G2 XL, D6H, D6H II, D6H XL, D6H XR, D6M, D6N, D6R, D6R II, D6R III, D6T, D6T LGP, D6T XL, D6T XW, D7G, D7G2, D7H, D7R, D7R II, D7R LGP, D7R XR, D8N, D8R, D9N, D9R, D9T, D10N, D10R, D10T, D11N, D11R

Caterpillar Excavators: M312, M313C, M313D, M315, M315C, M315D, M316C, M316D, M318, M318C, M318C MH, M318D, M318D MH, M320, M320D2, M322C, M322D, M322D MH, M325B, M325C MH, M325D L MH, M325D MH, 320-A, 320-A L, 320-A N, 320-A S, 320B, 320B FM LL, 320B L, 320B LU, 320B N, 320B U, 320C, 320C FM, 320C L, 320D, 320D FM, 320D L, 320D LRR, 320D RR, 320D LLRR, 320L, 320N, 321B, 321C, 322-A, 322-A L, 322-A LN, 322-A N, 322B, 322B L, 322B LN, 322C, 322C FM, 322 L, 322 LN, 322N, 323D L, 323D LN, 323D S, 324D, 324D FM, 324D FM LL, 324D L, 324D LN, 325-A, 325-A FM L, 325-A L, 325-A LN, 325B, 325B L, 325B LN, 325C, 325C FM, 325C L, 325D, 325D FM, 325D FM LL, 325D L, 325D MH, 325 L, 325 LN, 328D LCR, 329D L, 330-A, 330-A L, 330-A LN, 330B, 330B L, 330C, 330C FM, 330C L, 330C LN, 330C MH, 330D, 330D FM, 330D L, 330D LN, 330D MH, 330 L, 330 LN, 336D, 336D L, 336D LN, 345B, 345B II, 345B II MH, 345B L, 345C, 345C L, 345C MH, 345D, 345D L, 349D, 349D L, 350-A, 350-A L, 350 L, 365B, 365B II, 365B L, 365C L, 365C L MH, 374D L, 375-A, 375-A L, 385B, 385C, 385C FS, 385C L, 385C L MH, 390D, 390D L, W345B II, W345C MH

Caterpillar Motor Graders: 12H, 12H ES, 12H NA, 12M, 14H NA, 14M, 16G, 16H NA, 16M, 24M, 120H, 120H ES, 120H NA, 120M, 135H, 135H NA, 140H, 140H ES, 140H NA, 140M, 140M 2, 143H, 160H, 160H ES, 160H NA, 160M, 160M 2, 163H NA

Caterpillar Articulated Dump Trucks: 725, 730, 735, 735 OEM, 740, 770, 772

Caterpillar Off-Highway Trucks: 773E, 773F, 775E, 775F, 777D, 777E

Caterpillar Scrapers: 621G, 623G, 627G, 631G, 637G

Caterpillar Compactors / Landfill: 815F, 815F II, 816F, 816F II, 824G, 824G II, 825G, 825G II, 826G, 826G II, 836, 836G, 836H, 844, 844H, 854G, 854K

Caterpillar Pipelayers: 561M, 571G (see 57H), 572R, 578, 583R, 584, 584HD, 587R, 594H

Caterpillar Challengers: 65, 65B, 65C, 65D, 70C, 75, 75C, 85C

Caterpillar Track Loaders: 933, 933C, 939, 939C, 953, 953B, 953C, 963C, 973C

Caterpillar Skidders / Forwarders: 511, 515, 521, 522, 525, 527, 532, 539, 545, 550, 550B, 554, 560B, 564, 570, 570B, 574, 574B, 580, 580B

Caterpillar Feller Bunchers / Harvesters: 1090, 1190, 1190T, 1290T, 1390, 2290, 2390, 2391, 2491, TK711, TK721, TK722, TK732, TK1051

Caterpillar Asphalt Pavers: AP-650B, AP-655D, AP-800C, AP-1050B, AP-1055B, BG-225C, BG-230, BG-245C, BG-2455C, RM-350B

Caterpillar Engines (standalone): 3046, 3054, 3054C, 3054E, 3056E, 3064, 3066, 3116, 3126, 3126B, 3176, 3176C, 3196, 3304, 3306, 3406, 3406B, 3406C, 3406E, 3408, 3408C, 3408E, 3412, 3412D, 3412E, 3456, 3456B, 3456E, 3508, 3508B, 3512, 3512B, 3516, 3516B, C4.4, C6, C6.4, C6.6, C7, C9, C-9, C-12, C11, C13, C-13, C15, C18, C27, C32

Other Caterpillar Equipment: AD30, AD40, AD45 (underground trucks); AE40, AE40 II (electric rope shovels); 5080, 5090B, 5130B (mining shovels); 5A PAT, 4P, 4S, 4 (scrapers/attachments)

Replaces Part Number(s):

3497059, 349-7059, 7X7700, 7X-7700, CA7X7700, 1644858, 5G3612

New aftermarket replacement part - not remanufactured, not used.

About Reliable Aftermarket Parts

Reliable Aftermarket Parts is your trusted source for high-quality replacement parts covering a wide range of outdoor and heavy equipment. We specialize in parts for Lawn & Garden, Snow Removal, UTV, ATV, and Golf Cart machinery, as well as Backhoes, Crawlers, Excavators, Tractors, Skid Steers, and more — covering most leading brands and models in the industry.

Customer satisfaction is our top priority. Our team is here to help you find the right part and get your equipment back up and running. Call us toll-free at 1-888-6PARTS6 (1-888-672-7876) or directly at 517-347-7033. Add us to your favorite sellers list and make us your go-to source for reliable replacement parts.

Return Policy

We provide a 30-day return policy. If the part doesn't fit, you don't like it, or it is unused, we'll take it back and refund your money.

Please note: This policy does not apply to glass or seat orders. Those items may only be returned if damaged on delivery or if the wrong item was shipped. Glass and seat orders carry a limited 15-day return policy. No returns on glass will be accepted without photo evidence of damage.

In the event of damage, shortage, or a shipping error, contact us immediately at 888-672-7876. Please save all original packaging. A restocking fee may apply.

Refer to the eBay Return Policy for more details. You are covered by the eBay Money Back Guarantee if you receive an item not as described.

Shipping Information

How long does it take to ship?
Orders ship within 24–48 business hours on average. Orders placed before 1:00 PM EST typically ship the same day.

How long until delivery?
Most orders are delivered within 3–7 business days depending on location, weather, and the items ordered. We provide free shipping within the contiguous 48 United States (qualifying orders only; does not apply to LTL freight shipments).

Have questions before you order? Call us at 888-672-7876 — we're happy to help.

Frequently Asked Questions

How do I know my order was placed successfully?
After checkout, you'll receive a confirmation email. For any order questions, call us at 888-672-7876.
Can I return a part that doesn't fit or that I no longer need?
Yes — we offer a 30-day return policy on most items. If it doesn't fit, isn't what you expected, or is unused, we'll take it back and refund you. See our Return Policy tab for full details and exceptions.
How quickly will my order ship?
Orders ship within 24–48 business hours. Same-day shipping is typical for orders placed before 1:00 PM EST.
Do you offer free shipping?
Yes — free shipping is available within the contiguous 48 United States on qualifying orders. LTL freight shipments are excluded. Call us at 888-672-7876 for details on large or heavy items.
Returns
30-Day Returns
Parts that don't fit come back quickly and easily within 30 days of purchase.
Free Shipping
Free Shipping*
Free shipping to the contiguous 48 states on qualifying orders. LTL excluded.
Expert Service
Expert Service
Expertly trained staff ready to help you track down the right part every time.